recipe.php

<?php
session_start();
require_once('includes/db.php');
require_once('includes/functions.php');
require_once('classes/Recipe.php');

// Check if recipe slug is provided
if (!isset($_GET['slug'])) {
    header("Location: index.php");
    exit();
}

// Instantiate Recipe object
$recipe = new Recipe($conn);

// Fetch recipe details by slug
$slug = $_GET['slug'];
$recipe_details = $recipe->getRecipeBySlug($slug);

// Check if recipe exists
if (!$recipe_details) {
    // Recipe not found
    $title = "Recipe Not Found";
    $description = "The recipe you are looking for does not exist.";
    $ingredients = "";
    $instructions = "";
    $category = "";
    $meta_title = $title . " | Cook Book";
    $meta_description = $description;
    include 'inc/header.php';
    ?>
<div class="container mt-5">
  <div class="row justify-content-center">
    <div class="col-md-8">
      <div class="card">
        <div class="card-header"><?php echo $title; ?></div>
        <div class="card-body">
          <p><?php echo $description; ?></p>
          <a href="index.php" class="btn btn-primary">Back to Home</a>
        </div>
      </div>
    </div>
  </div>
</div>
<?php
    include 'inc/footer.php';
    exit();
}

// Display recipe details
$title = $recipe_details['title'];
$description = $recipe_details['description'];
$ingredients = $recipe_details['ingredients'];
$instructions = str_replace(array('\r\n', '\n\r', '\n', '\r'), '<br>', $recipe_details['instructions']);
$category = $recipe_details['category'];
$publish_date = $recipe_details['created_at'];

// Display author information
$user_id = $recipe_details['user_id'];
$user_query = "SELECT username, email FROM users WHERE id = ?";
$user_statement = $conn->prepare($user_query);
$user_statement->bind_param("i", $user_id); // "i" indicates integer type for user_id
$user_statement->execute();
$user_result = $user_statement->get_result();
$user_details = $user_result->fetch_assoc();
$author_name = $user_details['username'];
$author_email = $user_details['email'];
$user_statement->close();

// Original image URL from the database
$image_url = $recipe_details['image_url'];
// Transformation parameters
$transformation = 'ar_16:9,c_crop'; // Landscape ratio and automatic subject detection

// Add transformation to the image URL if it's not empty
$transformed_url = '';
if (!empty($image_url)) {
    // Add transformation to the image URL
    $transformed_url = preg_replace('/(upload\/)/', '$1' . $transformation . '/', $image_url);
}

?>
<?php
    $meta_title = $title . " | Cook Book";
    $meta_description = $description;
;?>
<?php include 'inc/header.php';?>
<section class="section bg-light">
  <div class="container">
    <div class="row justify-content-center">
      <div class="col-md-8">
        <div class="card shadow recipe-details">
          <div class="card-body">
            <h1><?php echo $title; ?></h1>
            <ul class="meta">
              <li>
                <img src="https://www.gravatar.com/avatar/<?php echo md5(strtolower(trim($author_email))); ?>?s=40"
                  alt="<?php echo $author_name; ?>'s Avatar" class="rounded-circle"> <?php echo $author_name; ?>
              </li>
              <li>
                <?php echo date('F j, Y', strtotime($publish_date)); ?>
              </li>
              <li>
                <?php echo $category; ?>
              </li>
            </ul>
          </div>
          <!-- Display image -->
          <?php if (!empty($recipe_details['image_url'])) : ?>
          <img src="<?php echo $transformed_url; ?>" class="img-fluid w-100 mb-3"
            alt="<?php echo $recipe_details['title']; ?>">
          <?php endif; ?>

          <div class="card-body">
            <h5>Description:</h5>
            <p><?php echo $description; ?></p>
            <h5>Ingredients:</h5>
            <ul>
              <?php
              $ingredient_list = explode("|", $ingredients);
              foreach ($ingredient_list as $ingredient) {
                  echo "<li>$ingredient</li>";
              }
              ?>
            </ul>
            <h5>Instructions:</h5>
            <p><?php echo $instructions; ?></p>
            <?php if (isset($_SESSION['user_id']) && isset($recipe_details['user_id']) && $_SESSION['user_id'] == $recipe_details['user_id']) { ?>
            <div class="row mt-3">
              <div class="col-md-6">
                <a href="edit_recipe.php?slug=<?php echo $slug; ?>" class="btn btn-primary d-block w-100">Edit
                  Recipe</a>
              </div>
              <div class="col-md-6">
                <form action="actions/delete_recipe.php?id=<?php echo $recipe_details['id']; ?>" method="POST"
                  onsubmit="return confirm('Are you sure you want to delete this recipe?');">
                  <button type="submit" class="btn btn-danger d-block w-100">Delete Recipe</button>
                </form>
              </div>
            </div>
            <?php } ?>
          </div>
        </div>
      </div>
    </div>
  </div>
</section>
<?php include 'inc/footer.php';?>